KHANNA (M L) <br/><br/>
Sperical astronomy 

 - Meerut  Jai Prakash Nath & Co  1978 
 - 412 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Spherical astronomy
<br/><br/><label>Dewey Class. No.: </label>522.7 KHAS